    import java.util.ArrayList;
	import java.util.List;

	public class Student {
	    // 属性
	    private String studentId;   // 学生编号
	    private String name;        // 姓名
	    private String gender;      // 性别
	    private List<Course> selectedCourses;  // 所选课程列表

	    // 构造方法
	    public Student(String studentId, String name, String gender) {
	        this.studentId = studentId;
	        this.name = name;
	        this.gender = gender;
	        this.selectedCourses = new ArrayList<>();
	    }

	    // 选课方法
	    public void selectCourse(Course course) {
	        selectedCourses.add(course);
	        System.out.println("学生 " + name + " 选择课程：" + course.getCourseName());
	    }

	    // 退课方法
	    public void dropCourse(Course course) {
	        if (selectedCourses.remove(course)) {
	            System.out.println("学生 " + name + " 退选课程：" + course.getCourseName());
	        } else {
	            System.out.println("学生 " + name + " 未选该课程，无法退选！");
	        }
	    }

	    // 打印课表方法
	    public void printCourseSchedule() {
	        System.out.println("=== 学生 " + name + "（编号：" + studentId + "）的课表 ===");
	        System.out.println("课程编号\t课程名称\t上课地点\t上课时间\t授课教师编号");
	        for (Course course : selectedCourses) {
	            System.out.println(course.getCourseId() + "\t" + course.getCourseName() + "\t" + 
	                               course.getLocation() + "\t" + course.getTime() + "\t" + 
	                               course.getTeacherId());
	        }
	    }

	    // Getter和Setter方法
	    public String getStudentId() {
	        return studentId;
	    }

	    public void setStudentId(String studentId) {
	        this.studentId = studentId;
	    }

	    public String getName() {
	        return name;
	    }

	    public void setName(String name) {
	        this.name = name;
	    }

	    public String getGender() {
	        return gender;
	    }

	    public void setGender(String gender) {
	        this.gender = gender;
	    }

	    public List<Course> getSelectedCourses() {
	        return selectedCourses;
	    }

	    public void setSelectedCourses(List<Course> selectedCourses) {
	        this.selectedCourses = selectedCourses;
	    }
	public static void main(String[] args) {
		// TODO Auto-generated method stub

	}

}
